curl --request POST \
  --url https://nini.monieswitch.com/wallet/upgrade \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "walletId": "488c5bf0-1bb1-404d-a1b9-f638d0e7795e",
  "tier": 3,
  "nin": 848434884848,
  "city": "Lagos",
  "state": "Lagos",
  "country": "Nigeria",
  "address": "No 2, Greenwood Estate",
  "proofOfAddress": "file-upload.png"
}
'

import requests

url = "https://nini.monieswitch.com/wallet/upgrade"

payload = {
    "walletId": "488c5bf0-1bb1-404d-a1b9-f638d0e7795e",
    "tier": 3,
    "nin": 848434884848,
    "city": "Lagos",
    "state": "Lagos",
    "country": "Nigeria",
    "address": "No 2, Greenwood Estate",
    "proofOfAddress": "file-upload.png"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    walletId: '488c5bf0-1bb1-404d-a1b9-f638d0e7795e',
    tier: 3,
    nin: 848434884848,
    city: 'Lagos',
    state: 'Lagos',
    country: 'Nigeria',
    address: 'No 2, Greenwood Estate',
    proofOfAddress: 'file-upload.png'
  })
};

fetch('https://nini.monieswitch.com/wallet/upgrade', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://nini.monieswitch.com/wallet/upgrade",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'walletId' => '488c5bf0-1bb1-404d-a1b9-f638d0e7795e',
    'tier' => 3,
    'nin' => 848434884848,
    'city' => 'Lagos',
    'state' => 'Lagos',
    'country' => 'Nigeria',
    'address' => 'No 2, Greenwood Estate',
    'proofOfAddress' => 'file-upload.png'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://nini.monieswitch.com/wallet/upgrade"

	payload := strings.NewReader("{\n  \"walletId\": \"488c5bf0-1bb1-404d-a1b9-f638d0e7795e\",\n  \"tier\": 3,\n  \"nin\": 848434884848,\n  \"city\": \"Lagos\",\n  \"state\": \"Lagos\",\n  \"country\": \"Nigeria\",\n  \"address\": \"No 2, Greenwood Estate\",\n  \"proofOfAddress\": \"file-upload.png\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://nini.monieswitch.com/wallet/upgrade")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"walletId\": \"488c5bf0-1bb1-404d-a1b9-f638d0e7795e\",\n  \"tier\": 3,\n  \"nin\": 848434884848,\n  \"city\": \"Lagos\",\n  \"state\": \"Lagos\",\n  \"country\": \"Nigeria\",\n  \"address\": \"No 2, Greenwood Estate\",\n  \"proofOfAddress\": \"file-upload.png\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://nini.monieswitch.com/wallet/upgrade")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"walletId\": \"488c5bf0-1bb1-404d-a1b9-f638d0e7795e\",\n  \"tier\": 3,\n  \"nin\": 848434884848,\n  \"city\": \"Lagos\",\n  \"state\": \"Lagos\",\n  \"country\": \"Nigeria\",\n  \"address\": \"No 2, Greenwood Estate\",\n  \"proofOfAddress\": \"file-upload.png\"\n}"

response = http.request(request)
puts response.read_body

{
  "status": true,
  "message": "Your upgrade request has been sent."
}